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Mains electricity, typically a higher voltage AC waveform used to deliver electrical power to households. In North America 120V, 60Hz, in most European countries 230V, 50Hz. What most people will plug appliances into.

9
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1answer
I am a medical physicist, and I program software for MRI scanners as well as develop electronic devices that interact with them. Because of the way MRI works, it is necessary to use very large power a …
asked Mar 3 '16 by Landak
2
votes
1answer
it is broken is because a full-height rack of digital electronics won't start due a power failure. The back of the rack has two commercial power supplies that are fed by 230VAC mains: a 120 A, 5VDC … turns on the other stuff. The modular supply had failed, and the 12V rail was at 0V. I confirmed this by pulling it out and bench testing it with a current-limited RCD'd mains supply; it also agrees with …
asked Jun 21 '16 by Landak